TV episodes

In Season 4 of Blue Bloods, tensions arise as Frank and Erin disagree over a case that involves the death of a cop. Later, Danny is forced into the role of lead hostage negotiator as Erin's life hangs in the balance. Meanwhile, Jamie's conduct is called into question--more than once. Follow the Reagans, a multi-generational family of cops as they continue to dedicate their lives to New York City Law Enforcement.

  1. Season 4, episode 1,

    When an armed robbery ends with the death of a police officer, Frank makes it a mission for the NYPD to bring the suspect to justice.

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    Blue Bloods
  2. Season 4, episode 2,

    When a famous movie star, Russell Berke, who shadowed Danny for research on his next role, is stabbed, Danny goes to his aid, but must keep the crime on the down-low due to Russell's celebrity status. Marc Blucas guest stars.

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    Blue Bloods
  3. Season 4, episode 3,

    Danny becomes the lead hostage negotiator when a prime informant in a large drug case holds Erin at gunpoint inside the courtroom.

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    Blue Bloods
  4. Season 4, episode 4,

    Danny and Baez investigate the death of a teenage girl who appears to have been pushed in front of a subway car by a homeless man. Bebe Neuwirth guest stars.

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    Blue Bloods
  5. Season 4, episode 5,

    When Danny and Baez suspect a little girl might be the victim of a kidnapping, the girl's mother denies it, but her story doesn't add up.

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    Blue Bloods
  6. Season 4, episode 6,

    When a gangbanger dies after Jamie chases him away from the boy he is mentoring, Jamie's conduct is called into question. Meanwhile, Baez goes undercover to get information on Danny's ex-girlfriend's fiance who is dealing drugs from his gym. Charisma Carpenter guest stars as Danny's ex-girlfriend.

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    Blue Bloods
  7. Season 4, episode 7,

    When an officer is accused of using excessive force on a suspect, Frank finds his department under scrutiny from the community and the mayor. Meanwhile, Danny and Maria investigate the murder of a Wall Street securities trader who was deep in debt due to a gambling addiction. Aida Turturro and Bruce Cutler guest star.

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    Blue Bloods
  8. Season 4, episode 8,

    Following Frank's dinner with mob lawyer Angelo Gallo, Gallo is shot, and Frank narrowly escapes with his own life. Chazz Palminteri guest stars.

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    Blue Bloods
  9. Season 4, episode 9,

    Danny and Baez investigate a homicide in which Baez's estranged brother, a former drug addict, is the lead suspect. Kirk Acevedo guest stars.

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    Blue Bloods
  10. Season 4, episode 10,

    Danny and Maria investigate a local bombing, but are met with tension and resistance from the community during the investigation.

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    Blue Bloods
  11. Season 4, episode 11,

    Danny's loyalty is tested when he is assigned to the case of a childhood friend, Mickey, who is under investigation for having ties to an infamous mob family. Tom Cavanagh and Rebecca Budig guest star.

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    Blue Bloods
  12. Season 4, episode 12,

    When Danny learns from Nicky that there's a deadly new brand of heroin hitting the streets, he begins an all-out manhunt for the distributor.

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    Blue Bloods
  13. Season 4, episode 13,

    Danny and Maria must track down an Army veteran who Danny thinks is suffering from PTSD. Karen Allen guest and Doug E. Doug guest star.

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    Blue Bloods
  14. Season 4, episode 14,

    Danny and Baez investigate the murder of Tiffany Lamp, a popular drag queen from a reality television show who was found murdered in a local park.

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    Blue Bloods
  15. Season 4, episode 15,

    When Danny and Maria investigate the kidnapping of a young girl who disappeared after school, it brings back difficult memories for Danny, who worked on a similar unsolved case many years ago. Criminal defense attorney Bruce Cutler guest stars.

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    Blue Bloods
  16. Season 4, episode 16,

    When Danny takes a call from a woman who is threatening to kill herself along with the man who killed her parents in a drunk driving accident, he rushes to find her.

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    Blue Bloods
  17. Season 4, episode 17,

    Danny and Maria investigate when an expectant mother is a victim of a "knockout game," in which teenagers punch unsuspecting civilians in the head.

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    Blue Bloods
  18. Season 4, episode 18,

    Danny and Baez investigate the death of a woman whose body was dumped after she was killed by a lethal dose of lidocaine following secret plastic surgery. Holt McCallany guest stars. Danny and Baez investigate the death of a woman whose body was dumped after she was killed by a lethal dose of lidocaine following secret plastic surgery. Meanwhile, Frank privately assigns Jamie a cold case and Erin tries out speed dating. Holt McCallany guest stars.

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    Blue Bloods
  19. Season 4, episode 19,

    Danny and Maria investigate the murder of a respected college professor who was involved with a questionable scholarship program.

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    Blue Bloods
  20. Season 4, episode 20,

    When Erin is assigned to investigate a case in which an on-duty police officer is accused of killing a suspect already in custody, Frank urges her to stick to the facts to avoid a publicity scandal for the NYPD.

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    Blue Bloods
  21. Season 4, episode 21,

    When a detective from Danny's precinct is killed while working undercover, Frank puts on a full-court press to find his killer, only to discover that the deceased had a big secret.

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    Blue Bloods
  22. Season 4, episode 22,

    When Danny is placed on modified duty after investigating a case that was off-limits, he realizes he stumbled upon something that someone is trying to keep quiet.

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    Blue Bloods
  23. Get caught up on Season 3 of Blue Bloods.

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    Blue Bloods



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